On Sat, 24 May 2008 14:09:07 +0200，Mathieu Prevot wrote：
> Hi
>
> I import subprocess and use Popen, but PIPE is not defined. I used
> 2.5.1, 2.5.2, Python 2.6a3+ (trunk:63576, May 24 2008, 12:13:40), it's
> always the same. What am I missing ?
>
> Thanks
> Mathieu
Try subprocess.PIPE.
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Hi all,
Is there a function psd() for estimating power spectral density that is not
dependent on the importing of matplotlib or pylab, like there is
numpy.linalg.svd() to pylab.svd(). I would like to run some codes which
estimate psd on the computing nodes on a cluster, but the system
administrato
